darling-gdb/gdb/s390-tdep.h
Ulrich Weigand 7803799a0f * features/Makefile (WHICH): Add s390-linux32, s390-linux64,
and s390x-linux64.
	(s390-linux32-expedite): Define.
	(s390-linux64-expedite): Define.
	(s390x-linux64-expedite): Define.
	* features/s390-acr.xml: New file.
	* features/s390-fpr.xml: New file.
	* features/s390-core32.xml: New file.
	* features/s390-core64.xml: New file.
	* features/s390x-core64.xml: New file.
	* features/s390-linux32.xml: New file.
	* features/s390-linux64.xml: New file.
	* features/s390x-linux64.xml: New file.
	* features/s390-linux32.c: New generated file.
	* features/s390-linux64.c: New generated file.
	* features/s390x-linux64.c: New generated file.

	* regformats/s390-linux32.dat: New generated file.
	* regformats/s390-linux64.dat: New generated file.
	* regformats/s390x-linux64.dat: New generated file.
	* regformats/reg-s390.dat: Remove.
	* regformats/reg-s390x.dat: Remove.

	* s390-nat.c: Include "auxv.h" and <elf.h>.
	(HWCAP_S390_HIGH_GPRS): Define if undefined.
	(s390_target_wordsize): New function.
	(s390_auxv_parse): Likewise.
	(s390_get_hwcap): Likewise.
	(s390_read_description): Likewise.
	(_initialize_s390_nat): Install s390_auxv_parse and
	s390_read_description.

	* s390-tdep.c: Include "features/s390-linux32.c",
	"features/s390-linux64.c", and "features/s390x-linux64.c".
	(struct gdbarch_tdep): Add gpr_full_regnum, pc_regnum, and cc_regnum.
	(s390_register_call_saved): New function.
	(s390_register_name): Remove.
	(s390_register_type): Remove.
	(s390_dwarf_regmap): Add lower half GPR pseudo DWARF CFI regnums.
	(s390_dwarf_reg_to_regnum): Remap GPR regnums to full GPRs.
	(s390_adjust_frame_regnum): Remap GPR regnums to lower halves for CFI.
	(s390_pseudo_register_name): New function.
	(s390_pseudo_register_type): New function.
	(s390_pseudo_register_read): Handle both 32-bit and 64-bit cases.
	Handle full GPR pesudos and varying pseudo register numbers.
	(s390_pseudo_register_write): Likewise
	(s390x_pseudo_register_read): Remove.
	(s390x_pseudo_register_write): Likewise.
	(s390_register_group): Remove.
	(s390_pseudo_register_group): New function.
	(s390_regmap_gregset): Add GPR upper halves.
	(s390x_regmap_gregset): Likewise.
	(s390_regmap_fpregset): Likewise.
	(s390_regmap_upper): New global variable.
	(s390_upper_regset): New global variable.
	(s390_upper_regset_sections): New global variable.
	(s390_regset_from_core_section): Handle GPR upper halves.
	(s390_core_read_description): New function.
	(s390_prologue_frame_unwind_cache): Set up ABI call-saved/clobbered
	register information.  Handle varying pseudo register numbers.
	(s390_backchain_frame_unwind_cache): Likewise.
	(s390_frame_prev_register): Unwind full GPRs to show lower halves.
	(s390_stub_frame_unwind_cache): Handle varying pseudo register numbers.
	(s390_sigtramp_frame_unwind_cache): Unwind PSWM and PSWA as well as
	PC and CC pseudos.  Unwind upper halves and full GPRs as appropriate.
	Handle varying pseudo register numbers.
	(s390_unwind_pc): Handle varying pseudo register numbers.
	(s390_dwarf2_prev_register): New function.
	(s390_dwarf2_frame_init_reg): Set up ABI call-saved/clobbered
	register information.  Handle varying pseudo register numbers.
	Install s390_dwarf2_prev_register to unwind full GPRs.
	(s390_gdbarch_init): Handle target descriptions.  Assign varying
	pseudo register numbers.  Install s390_adjust_frame_regnum.
	(_initialize_s390_tdep): Initialize target descriptions.

	* s390-tdep.h (S390_R0_UPPER_REGNUM .. S390_R15_UPPER_REGNUM): Define.
	(S390_NUM_REGS): Redefine to include upper half registers.
	(S390_PC_REGNUM, S390_CC_REGNUM): Remove.
	(S390_NUM_PSEUDO_REGS, S390_NUM_TOTAL_REGS): Likewise.
	(tdesc_s390_linux32): Add declaration.
	(tdesc_s390_linux64): Likewise.
	(tdesc_s390x_linux64): Likewise.

gdb/testsuite/
	* gdb.xml/tdesc-regs.exp: Support s390*-*-* targets.

gdbserver/
	* Makefile.in (clean): Remove new generated files.
	(reg-s390.o, reg-s390.c): Remove rules.
	(reg-s390x.o, reg-s390x.c): Likewise.
	(s390-linux32.o, s390-linux32.c): Add rules.
	(s390-linux64.o, s390-linux64.c): Likewise.
	(s390x-linux64.o, s390x-linux64.c): Likewise.
	* configure.srv (s390*-*-linux*): Update srv_regobj and srv_xmlfiles.
	* linux-s390-low.c: Include <elf.h>.
	(HWCAP_S390_HIGH_GPRS): Define if undefined.
	(init_registers_s390): Remove prototype.
	(init_registers_s390x): Likewise.
	(init_registers_s390_linux32): Add prototype.
	(init_registers_s390_linux64): Likewise.
	(init_registers_s390x_linux64): Likewise.
	(s390_num_regs_3264): New define.
	(s390_regmap_3264): New global variable.
	(s390_cannot_fetch_register): Remove obsolete check.
	(s390_cannot_store_register): Likewise.
	(s390_collect_ptrace_register): Handle upper/lower register halves.
	(s390_supply_ptrace_register): Likewise.
	(s390_fill_gregset): Update to register number changes.
	(s390_get_hwcap): New routine.
	(s390_arch_setup): Detect 32-bit process running on 64-bit system.
	Install appropriate regmap and register set.
2010-01-04 15:03:01 +00:00

120 lines
3.5 KiB
C

/* Target-dependent code for GDB, the GNU debugger.
Copyright (C) 2003, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef S390_TDEP_H
#define S390_TDEP_H
/* Register information. */
/* Program Status Word. */
#define S390_PSWM_REGNUM 0
#define S390_PSWA_REGNUM 1
/* General Purpose Registers. */
#define S390_R0_REGNUM 2
#define S390_R1_REGNUM 3
#define S390_R2_REGNUM 4
#define S390_R3_REGNUM 5
#define S390_R4_REGNUM 6
#define S390_R5_REGNUM 7
#define S390_R6_REGNUM 8
#define S390_R7_REGNUM 9
#define S390_R8_REGNUM 10
#define S390_R9_REGNUM 11
#define S390_R10_REGNUM 12
#define S390_R11_REGNUM 13
#define S390_R12_REGNUM 14
#define S390_R13_REGNUM 15
#define S390_R14_REGNUM 16
#define S390_R15_REGNUM 17
/* Access Registers. */
#define S390_A0_REGNUM 18
#define S390_A1_REGNUM 19
#define S390_A2_REGNUM 20
#define S390_A3_REGNUM 21
#define S390_A4_REGNUM 22
#define S390_A5_REGNUM 23
#define S390_A6_REGNUM 24
#define S390_A7_REGNUM 25
#define S390_A8_REGNUM 26
#define S390_A9_REGNUM 27
#define S390_A10_REGNUM 28
#define S390_A11_REGNUM 29
#define S390_A12_REGNUM 30
#define S390_A13_REGNUM 31
#define S390_A14_REGNUM 32
#define S390_A15_REGNUM 33
/* Floating Point Control Word. */
#define S390_FPC_REGNUM 34
/* Floating Point Registers. */
#define S390_F0_REGNUM 35
#define S390_F1_REGNUM 36
#define S390_F2_REGNUM 37
#define S390_F3_REGNUM 38
#define S390_F4_REGNUM 39
#define S390_F5_REGNUM 40
#define S390_F6_REGNUM 41
#define S390_F7_REGNUM 42
#define S390_F8_REGNUM 43
#define S390_F9_REGNUM 44
#define S390_F10_REGNUM 45
#define S390_F11_REGNUM 46
#define S390_F12_REGNUM 47
#define S390_F13_REGNUM 48
#define S390_F14_REGNUM 49
#define S390_F15_REGNUM 50
/* General Purpose Register Upper Halves. */
#define S390_R0_UPPER_REGNUM 51
#define S390_R1_UPPER_REGNUM 52
#define S390_R2_UPPER_REGNUM 53
#define S390_R3_UPPER_REGNUM 54
#define S390_R4_UPPER_REGNUM 55
#define S390_R5_UPPER_REGNUM 56
#define S390_R6_UPPER_REGNUM 57
#define S390_R7_UPPER_REGNUM 58
#define S390_R8_UPPER_REGNUM 59
#define S390_R9_UPPER_REGNUM 60
#define S390_R10_UPPER_REGNUM 61
#define S390_R11_UPPER_REGNUM 62
#define S390_R12_UPPER_REGNUM 63
#define S390_R13_UPPER_REGNUM 64
#define S390_R14_UPPER_REGNUM 65
#define S390_R15_UPPER_REGNUM 66
/* Total. */
#define S390_NUM_REGS 67
/* Special register usage. */
#define S390_SP_REGNUM S390_R15_REGNUM
#define S390_RETADDR_REGNUM S390_R14_REGNUM
#define S390_FRAME_REGNUM S390_R11_REGNUM
/* Core file register sets, defined in s390-tdep.c. */
#define s390_sizeof_gregset 0x90
extern int s390_regmap_gregset[S390_NUM_REGS];
#define s390x_sizeof_gregset 0xd8
extern int s390x_regmap_gregset[S390_NUM_REGS];
#define s390_sizeof_fpregset 0x88
extern int s390_regmap_fpregset[S390_NUM_REGS];
/* Linux target descriptions. */
extern struct target_desc *tdesc_s390_linux32;
extern struct target_desc *tdesc_s390_linux64;
extern struct target_desc *tdesc_s390x_linux64;
#endif